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Finding the Third Proportional to 824,372,786 and 1,777,882,072

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Solution

The third proportional to 824,372,786 and 1,777,882,072 is: 3,834,266,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,372,786 : 1,777,882,072 = 1,777,882,072 : x
  2. Step 2: Convert to fraction form
    824,372,786/1,777,882,072 = 1,777,882,072/x
  3. Step 3: Cross multiply
    824,372,786x = 1,777,882,072 × 1,777,882,072
  4. Step 4: Simplify right side
    824,372,786x = 3,160,864,661,939,013,120
  5. Step 5: Solve for x
    x = 3,160,864,661,939,013,120/824,372,786
  6. Step 6: Final answer
    x = 3,834,266,142.23

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.